JUNG A 2178 BF ORTS SWM KNX object controller

KNX object controller in matte graphite black with integrated bus coupler and built-in button interface, 4-fold without a setpoint adjustment knob. The controller is tamper-proof from the outside. Full functionality is supported from ETS 3.0d or higher.

Product type: Temperature. Intended use: Individual room temperature control in KNX installations. Mounting in device box according to DIN 49073 dimensions.

Product features: Measurement of room temperature and comparison with setpoint temperature. Setpoint specification by selecting the operating mode. Operating modes: Comfort, Standby, Night operation, Frost/Heat protection. Heating and cooling operation: Heating and cooling with basic and additional stages. Operation exclusively via the bus.

Button interface with four inputs or two outputs and two inputs, e.g., for window contacts, buttons, LEDs, etc. Function of the inputs: Switching, dimming, blind control, light scene secondary control, brightness or temperature value provider. Optional: External temperature sensor can be connected.

KNX medium: TP 256. Nominal voltage KNX: DC 21 ... 32 V SELV. KNX current consumption: max. 7.5 mA. KNX connection: connection terminal. Ambient temperature: -5 ... +45 °C. Storage/transport temperature: -25 ... +70 °C. Output current: 0.8 mA.

Inputs and outputs: Cable type: J-Y(St)Y 2 x 2 x 0.8 mm. Cable length: max. 5 m. Cable length temperature sensor: max. 50 m. Caution: If cables with a cross-section of 1.5 mm² are generally used, use a switch junction box!.